Abstract
Novel lotiform ZnO nanostructures were synthesized on silicon substrate via simple thermal evaporation. The average diameter of the ZnO nanostructures is ∼1.5 μm. The lotiform-like ZnO structures were formed by nanorods arrays with the average diameter of 70 nm. The as-grown lotiform ZnO nanostructures have excellent field-emission properties such as the low turn-on field of 3.4 V/μm, and very high emission current density of 12.4 mA/cm2 at the field of 9.6 V/μm. These features make the lotiform-like ZnO nanostructures competitive candidates for field-emission-based displays.
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61.46.-w; 61.82.Rx; 78.67.-n; 73.63.Bd; 74.78.Na
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Zhang, P., Qi, H., Zhang, X. et al. Field emission from lotiform-like ZnO nanostructures synthesized via thermal evaporation method. Appl. Phys. A 84, 165–169 (2006). https://doi.org/10.1007/s00339-006-3582-4
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DOI: https://doi.org/10.1007/s00339-006-3582-4